4. Fluid reaction surfaces (i.e., impellers)
  5. Specific blade structure
  6. Laminated, embedded member or encased material

Douglas D. Ward

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Adhesion enhancers to promote bonds of improved strength...

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Laminated – embedded member or encased material
Reexamination Certificate

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Elastomeric formulation used in the construction of...

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Laminated – embedded member or encased material
Reexamination Certificate

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Jet aircraft fan case containment design

Rotary kinetic fluid motors or pumps – Working fluid passage or distributing means associated with... – Specific casing or vane material
Reexamination Certificate

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Method of making injection formed hybrid airfoil

Metal working – Method of mechanical manufacture – Impeller making
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2033069

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